KR101339160B1 - Integrated mold frame, method of manufacturing the same and liquid crystal display including the same - Google Patents

Abstract

The present invention relates to an integrated mold frame, a method of manufacturing the same, and a liquid crystal display device having the same.

The integrated mold frame according to the present invention includes a mold frame and strength reinforcing means, the mold frame defining a position of the backlight assembly and supporting the liquid crystal display panel; A fixing part defining a position of the liquid crystal display panel and connected to the seating part, wherein the strength reinforcing means comprises: a support surface supporting a lower portion of the backlight assembly; And a strength reinforcement portion connected to at least a portion of the support surface and surrounding at least a portion of the fixing portion.

Description

Integrated mold frame, manufacturing method thereof, and liquid crystal display having the same {INTEGRATED MOLD FRAME, METHOD OF MANUFACTURING THE SAME AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME}

1 is a perspective view illustrating a liquid crystal display according to an exemplary embodiment of the present invention.

FIG. 2 is a perspective view illustrating an integrated mold frame according to the first embodiment of the present invention shown in FIG. 1.

FIG. 3 is a cross-sectional view of the liquid crystal display according to II ′ of FIG. 1.

4A and 4B are perspective and plan views illustrating the mold frame illustrated in FIG. 3.

FIG. 5 is a cross-sectional view of a unitary mold frame according to II-II ′ illustrated in FIG. 3.

FIG. 6 is a perspective view illustrating the strength reinforcing means illustrated in FIG. 3.

7 is a perspective view showing an integrated mold frame according to a second embodiment of the present invention.

FIG. 8 is a perspective view illustrating the strength reinforcing means illustrated in FIG. 7.

9 is a perspective view illustrating an integrated mold frame according to a third embodiment of the present invention.

FIG. 10 is a cross-sectional view illustrating an integrated mold frame according to III-III ′ illustrated in FIG. 9.

11 is a perspective view showing an integrated mold frame according to a fourth embodiment of the present invention.

FIG. 12 is a cross-sectional view of the integrated mold frame according to IV-IV ′ shown in FIG. 11.

13A and 13B are perspective and plan views illustrating the mold frame shown in FIG. 11.

14A to 18B are cross-sectional views illustrating a method of manufacturing the integrated mold frame according to the first embodiment of the present invention.

≪ Brief Description of Drawings &

10 top chassis 20 liquid crystal display panel

21: Color filter substrate 23: Thin film transistor substrate

40: drive circuit portion 60: optical sheet

70 lamp unit 80 light guide plate

90: reflective sheet 95: backlight assembly

100 mold frame 103 seating part

105: hole 107: fixing part

109 contact portion 130 strength strengthening means

131: support surface 135: connecting portion

139: strength reinforcement unit 140: protective wall

150: integrated mold frame 200: liquid crystal display device

210: fixed mold 220: movable mold

230: resin inlet

The present invention relates to an integrated mold frame, a method of manufacturing the same, and a liquid crystal display device having the same.

Liquid crystal displays (LCDs) are representative of flat panel displays, and have advantages such as small size, light weight, and low power consumption compared to cathode ray tubes. Therefore, the liquid crystal display device has been widely applied to the industry in general, for example, the computer industry, the electronic industry, and the information communication industry due to such unique advantages.

BACKGROUND ART [0002] In recent years, in order to satisfy the object of light weight shortening of a liquid crystal display device, there has been a tendency to continue research on each member constituting a liquid crystal display device such as a backlight, a connector, a printed circuit board, to be.

The liquid crystal display includes a liquid crystal display panel, a backlight assembly for providing light to the liquid crystal display panel, and a driving circuit unit for generating various signals necessary for the liquid crystal display panel to implement an image. The liquid crystal display includes a liquid crystal display panel, a mold frame for housing the backlight assembly, and a bottom chassis.

As the liquid crystal display device becomes more and more slim, liquid crystal display panels have also been developed to be ultra thin and ultra small. However, as the liquid crystal display panel has evolved into an ultra-thin and ultra-small, a weak point is gradually weakened in terms of strength. In particular, since the ultra-thin liquid crystal display panel becomes larger in size and thinner, the mold frame and the bottom chassis do not sufficiently protect the backlight assembly and the liquid crystal display panel from external shocks.

Accordingly, a technical object of the present invention is to provide an integrated mold frame including a mold frame and a strength reinforcing means and to protect the liquid crystal display panel and the backlight assembly from external impact, and a method of manufacturing the same. It is to provide a liquid crystal display device provided.

In order to achieve the above technical problem, the integrated mold frame according to the present invention includes a mold frame and a strength reinforcing means, the mold frame defining a position of the backlight assembly and supporting the liquid crystal display panel; A fixing part defining a position of the liquid crystal display panel and connected to the seating part, wherein the strength reinforcing means comprises: a support surface supporting a lower portion of the backlight assembly; And a strength reinforcement portion connected to at least a portion of the support surface and surrounding at least a portion of the fixing portion.

And, the mold frame is characterized in that it comprises a hole formed between the seating portion and the fixing portion.

In addition, the strength reinforcing means is characterized in that it comprises a connecting portion for connecting the strength reinforcing portion and the support surface and passes through the hole.

Here, the width of the fixing portion is characterized in that 0.5㎛ or more.

On the other hand, the strength reinforcing portion is characterized in that formed two or more.

The strength reinforcing means may further include an inner wall connected to an inner surface of the fixing part and connected to a portion of the support surface.

On the other hand, the strength reinforcing portion is characterized in that it covers a portion of the outer wall of the fixing portion.

Here, the strength reinforcing portion is characterized in that formed between the upper portion and the lower portion of the outer wall of the fixing portion.

In addition, the fixing portion is characterized in that it further comprises an auxiliary portion formed on the lower side of the strength reinforcement.

The auxiliary part may be formed to have the same width as that of the strength reinforcing part.

The strength reinforcing portion surrounds the entire outer surface of the fixing portion.

Here, the strength reinforcing portion is characterized in that it is formed to the lower portion of the fixing portion.

The mold frame further includes a protective wall extending from an upper side of the seating portion and protecting a side surface of the liquid crystal display panel.

Here, the mold frame is characterized in that it is formed of a plastic material.

In addition, the strength reinforcing means is characterized in that formed of a metallic material.

In order to achieve the above technical problem, the manufacturing method of the unitary mold frame according to the present invention comprises the steps of forming a strength reinforcing means; Fixing the strength reinforcing means to a fixing mold; Connecting the fixed mold and the movable mold; Forming a mold frame in contact with said strength enhancing means.

The forming of the mold frame may include injecting a resin material into a space formed by the fixed mold and the movable mold; Curing the resin material; And separating the fixed mold and the movable mold.

According to an aspect of the present invention, there is provided a liquid crystal display device including: a liquid crystal display panel displaying an image; A backlight assembly supplying light to the liquid crystal display panel; And an integrated mold frame to receive the liquid crystal display panel and the backlight assembly, wherein the integrated mold frame includes a mold frame and strength enhancing means, and the mold frame defines a position of the backlight assembly and the liquid crystal display panel. Seating portion for supporting; A fixing part defining a position of the liquid crystal display panel and connected to the seating part, wherein the strength reinforcing means comprises: a support surface supporting a lower portion of the backlight assembly; And a strength reinforcing portion connected to at least a portion of the support surface and surrounding the outer wall of the fixing portion.

Other technical objects and advantages of the present invention will become apparent from the description of preferred embodiments of the present invention with reference to the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to FIGS. 1 to 18B.

1 is a perspective view illustrating a liquid crystal display according to an exemplary embodiment of the present invention.

Referring to FIG. 1, the liquid crystal display 200 includes a top chassis 10, a liquid crystal display panel 20, a driving circuit unit 40, a backlight assembly 95, and an integrated mold frame 150.

The top chassis 10 is disposed above the liquid crystal display panel 20, and protects the liquid crystal display panel 20 and the backlight assembly 95 from external shocks and exposes the display area of the liquid crystal display panel 20. To have an opening in the center thereof.

The liquid crystal display panel 20 includes a color filter substrate 21, a thin film transistor substrate 23, and a liquid crystal.

The color filter substrate 21 is a black matrix formed on an upper substrate such as glass or plastic to block light, and a red, green, and blue color filter formed in a region partitioned by the black matrix to realize color. Include. The color filter substrate 21 may include a common electrode for applying a common voltage to the liquid crystal, and an upper alignment layer coated for liquid crystal alignment on the common electrode.

The thin film transistor substrate 23 is a thin film transistor formed in a pixel region defined by an intersection of a data line and a gate line, a data line, and a gate line intersecting a gate insulating layer on a lower substrate such as glass plastic. : TFT). The thin film transistor substrate 23 includes a pixel electrode applying a pixel voltage to the liquid crystal, and a lower alignment layer coated on the pixel electrode for liquid crystal alignment. The thin film transistor TFT includes a gate electrode connected to a gate line, a source electrode connected to a data line and formed to surround a portion of the drain electrode, and a drain electrode facing the source electrode and connected to the pixel electrode.

A polarizing plate may be attached to the lower surface of the thin film transistor substrate 23 and the color filter substrate 21. In general, a polarizing plate formed on the thin film transistor substrate 23 and a polarizing plate formed on the color filter substrate 21 are attached so as to be perpendicular to each other. It is also possible to attach the polarizing plate formed on the thin film transistor substrate 23 and the polarizing plate formed on the color filter substrate 21 in parallel with each other.

The liquid crystal is rotated by the difference between the common voltage from the common electrode of the color filter substrate 21 and the pixel voltage from the pixel electrode of the thin film transistor substrate to adjust the light transmission amount. To this end, the liquid crystal is made of a material having dielectric anisotropy and refractive index anisotropy.

The driving circuit 40 may include a gate driver integrated circuit (IC) 43 for driving the gate lines of the liquid crystal display panel 20, and a data drive integrated for driving the data lines of the liquid crystal display panel 20. Circuit 53. In addition, the driving circuit unit 40 includes a timing controller, a power supply unit, and various circuit elements, and generates various signals required to implement an image. The timing control unit, the power supply unit, and various circuit elements are attached to printed circuit boards (PCBs) 45 and 55.

The various signal circuits on the gate printed circuit board 45 and the data printed circuit board 55 are connected to the gate line and the data line through the gate tape carrier package (TCP) 41 and the data tape carrier package 51 And is electrically connected. In addition, a power supply unit and a timing control unit mounted on the printed circuit boards 45 and 55 generate control signals and power supply signals using various electrical signals from the outside.

The backlight assembly 95 includes a lamp unit 70, a reflective sheet 90, a light guide plate 80, and an optical sheet 60.

The lamp unit 70 uses the light guide plate 80 to emit light from a cold cathode fluorescent lamp (CCFL) 73 provided on a side surface of the light guide plate 80 installed in parallel with the liquid crystal display panel 20. An edge-lighting method that enters the panel 20 is used. The fluorescent lamp 73 is disposed wrapped around the lamp housing 75. The lamp housing 75 is made of a material having high reflectance or has a structure in which a reflective member is coated on a cover surface covering the fluorescent lamp 73 so that the light generated from the fluorescent lamp 73 is directed toward the light guide plate 80. Reflects to improve the efficiency of light.

The light guide plate 80 is for uniformly transmitting the light from the lamp unit 70 to the screen display area, and is typically a transparent acrylic material having a thickness of about several mm. ) And V-shaped holes (not shown) are formed. The light guide plate 80 is formed to have a size corresponding to the liquid crystal display panel 20.

Alternatively, instead of using the light guide plate 80, a plurality of fluorescent lamps may be disposed on the rear side of the diffusion sheet 61 arranged in parallel with the liquid crystal display panel 20 to directly direct light from the fluorescent lamp to the liquid crystal display panel 20. Direct-lighting is also used. At this time, the light guide plate 80 is unnecessary for the lamp unit 70 using the direct type method.

The optical sheet 60 causes the light emitted from the light guide plate 80 to enter the liquid crystal display panel 20. To this end, the optical sheet 60 is composed of a diffusion sheet 61 for diffusing the light incident from the light guide plate 80 and a prism sheet 63 for changing the light incident from the diffusion sheet 61 to be emitted vertically. . The diffusion sheet 61 and the prism sheet 63 are formed by appropriately combining two to three sheets. In addition, the optical sheet 60 is installed on the diffusion sheet 61 or the prism sheet 63 to protect the sheets sensitive to dust or scratches and to prevent the flow of the sheets when only the backlight assembly 95 is transported. The protective sheet 65 which functions is provided. Since the optical sheet 60 vertically generates light emitted from the light guide plate 80 and enters the liquid crystal display panel 20, the light efficiency is improved.

The reflective sheet 90 serves to reduce light loss by re-reflecting light incident on the light guide plate 80 through the back of the light guide plate 80 using a plate having a high light reflectance. To this end, the reflective sheet 90 is coated with a reflective member having a high reflectance on the base material. Here, the base material is mainly used for stainless steel (SUS), brass, aluminum, polyethylene terephthalate (PET) and the like, and silver (Ag), titanium (Ti), etc. are mainly used as the reflective member.

The unitary mold frame 150 is disposed under the backlight assembly 95. In addition, the unitary mold frame 150 includes a mold frame 100 and a strength reinforcing means 130. The integrated mold frame 150 protects the liquid crystal display panel 20 and the backlight assembly 95 from external impact even when the liquid crystal display device 200 is thin.

Hereinafter, the integrated mold frame according to the embodiment of the present invention will be described in more detail with reference to FIGS. 2 to 13.

FIG. 2 is a perspective view illustrating an integrated mold frame according to the first embodiment of the present invention shown in FIG. 1.

Referring to FIG. 2, the unitary mold frame 150 includes a mold frame 100 and strength strengthening means 130. Such a unitary mold frame 150 has a mold frame 100 and the strength reinforcing means 130 are integrally formed to have a generally rectangular frame shape.

The mold frame 100 includes a seating portion 103, a fixing portion 107, a hole 105, and a contact portion 109 as shown in FIGS. 2, 4A, and 4B. In addition, the mold frame 100 is formed of a plastic material.

The seating part 103 is formed on the support surface 131 of the strength reinforcing means 130. The mounting portion 103 is formed stepped from the support surface 131 to support the liquid crystal display panel 20. In addition, the mounting portion 103 fixes the position so that the backlight assembly 95 does not move. The height of the seating part 103 may be formed to be the same as or higher than the height of the backlight assembly 95 to support the liquid crystal display panel 20 and to prevent the backlight assembly 95 from moving.

The fixing part 107 is formed by being connected by the seating part 103 and the contact part 109. The width w of the fixing portion 107 is formed to be 0.5 µm or more. For example, when the width w of the fixing part 107 is formed to be 0.5 μm or less, when the shock is applied to the liquid crystal display device 200 from the outside, a problem occurs in that the shock cannot be absorbed. It is preferable to form the width w of 0.5 µm or more. The fixing part 107 is formed higher than the height of the mounting part 103 to prevent the liquid crystal display panel 20 from moving.

The contact part 109 connects the fixing part 107 and the seating part 103 as shown in FIG. 5. The contact part 109 may be formed at the same height as the fixing part 107. On the other hand, the position of the contact portion 109 may be formed in various ways depending on the application and the number of the contact portion 109 may also be formed.

The hole 105 is formed between the seating part 103 and the fixing part 107. These holes 105 are formed in each of four sides of the fixing part 107 and the seating part 103. Here, for example, four holes 105 are formed, but a plurality of holes 105 may be formed.

The strength reinforcing means 130 includes a support surface 131, a connecting portion 135, an inner wall 140, and a strength reinforcing portion 139, as shown in FIGS. 2 and 6. In addition, the strength reinforcing means 130 is formed of a metal material.

The support surface 131 is formed under the backlight assembly 95 to support the backlight assembly 95 and the liquid crystal display panel 20. The support surface 131 is formed at the lowermost end of the integrated mold frame 150 in a quadrangular shape as a whole.

The connection part 135 connects the support surface 131 and the strength reinforcement part 139 and passes through the hole 105 of the mold frame 100. The connection part 135 is connected to the inner surface 107a of the support surface 131 and is formed perpendicular to the support surface 131.

The strength reinforcing part 139 is formed with two strength reinforcing parts 139, and one strength reinforcing part 139 will be described here. The strength reinforcing portion 139 extends from the connecting portion 135. The strength reinforcing portion 139 is formed to surround the fixing portion 107 of the mold frame 100. The strength reinforcing portion 139 is formed to surround three surfaces of the fixing portion 107. Accordingly, when an impact is applied outside the liquid crystal display 200, the strength reinforcing unit 139 may absorb the impact, thereby protecting the liquid crystal display 200 from impact. In addition, the strength reinforcing portion 139 is preferably formed to the lower portion of the fixing portion 107.

The inner wall 140 extends from the connection part 135. The inner wall 140 is formed on one side of the support 131 on which the strength reinforcing portion 139 is not formed and is connected to the inner side 107a of the fixing portion 107.

FIG. 7 is a perspective view illustrating an integrated mold frame according to a second exemplary embodiment of the present invention, and FIG. 8 is a perspective view illustrating the strength reinforcing means shown in FIG. 7.

The integrated mold frame illustrated in FIG. 7 has the same components except that four strength reinforcement portions 139 are formed in comparison with the integrated mold frame 150 illustrated in FIG. 3. Accordingly, detailed description of the same constituent elements will be omitted.

7 and 8, the unitary mold frame 150 includes a mold frame 100 and strength strengthening means 130. The strength reinforcing means 130 includes a support surface 131, a connecting portion 135, and a strength reinforcing portion 139. The strength reinforcing portion 139 is connected to the connecting portion 135 and four are formed on the four sides of the support surface 131. The strength reinforcing means 139 protects the backlight assembly and the liquid crystal display panel from impact when the external impact is applied. Although two and four strength reinforcement portions 139 have been described herein, three may be formed.

9 is a perspective view illustrating an integrated mold frame according to a third exemplary embodiment of the present invention, and FIG. 10 is a cross-sectional view illustrating an integrated mold frame according to III-III ′ illustrated in FIG. 9.

In contrast to the unitary mold frame 150 shown in FIG. 3, the unitary mold frame 150 shown in FIG. 9 includes the same components except that the strength reinforcement 139 surrounds a part of the fixing unit 107. Equipped. Accordingly, detailed description of the same components will be briefly described.

9 and 10, the unitary mold frame 150 includes a mold frame 100 and strength strengthening means 130.

The strength reinforcing means 130 includes a support surface 131 supporting the lower portion of the backlight assembly, a strength reinforcement 139, and a connection part 135 connecting the support surface 131 and the strength reinforcement 139. The strength reinforcing portion 139 is formed to surround a portion of the fixing portion 107 of the mold frame 100. Specifically, the strength reinforcing portion 139 is formed to the middle of the fixing portion 107. Accordingly, the strength enhancing unit 139 absorbs the shock generated from the outside of the liquid crystal display to protect the liquid crystal display panel and the backlight assembly from impact. Herein, the strength reinforcement part 139 is described as an example in the middle of the fixing part 107, but the strength reinforcing part 139 may be formed between the upper part and the lower part of the fixing part 107.

The mold frame 100 defines a position of the backlight assembly and includes a mounting portion 103 supporting the liquid crystal display panel, and a fixing portion 107 connected to the mounting portion 103 and fixing the position of the liquid crystal display panel. In addition, the mold frame 100 includes an auxiliary part 108 formed below the strength reinforcing part 139. The auxiliary part 108 may be formed to have the same width as that of the strength reinforcing part 139.

FIG. 11 is a perspective view illustrating an integrated mold frame according to a fourth exemplary embodiment of the present invention, and FIG. 12 is a cross-sectional view illustrating an integrated mold frame according to IV ′ of FIG. 11. 13A and 13B are perspective and plan views illustrating the mold frame illustrated in FIG. 11.

The integrated mold frame 150 shown in FIGS. 11 and 12 has the same components except that the protective wall 140 is formed as compared to the integrated mold frame 150 shown in FIG. 3. Accordingly, detailed description of the same components will be briefly described.

11 and 12, the unitary mold frame 150 includes a mold frame 100 and strength strengthening means 130. The strength reinforcing means 130 includes a support surface 131 supporting the lower portion of the backlight assembly 95, a strength reinforcement 139 connected to the support surface 131, and a support surface 131 and a strength reinforcement 139. It includes a connecting portion 135 for connecting.

  The mold frame 100 includes a seating part 103, a fixing part 107, a hole 105, and a protective wall 140 as shown in FIGS. 13A and 13B. The mounting unit 103 defines the position of the backlight assembly and supports the liquid crystal display panel, and the fixing unit 107 is connected to the mounting unit 103 and fixes the position of the liquid crystal display panel. The hole 105 is formed between the seating portion 103 and the fixing portion 107.

The protective wall 140 extends from the upper side of the seating part 103. The protective wall 140 is formed between the side surface of the liquid crystal display panel 20 and the strength reinforcing portion 139 of the strength reinforcing means 130. In addition, the protective wall 140 may be formed in contact with the strength reinforcing portion 139 as shown in FIG. 11 or may be formed spaced apart from the strength reinforcing portion 139. The protective wall 140 prevents the side surface of the liquid crystal display panel from being damaged when the liquid crystal display panel moves.

A method of manufacturing the integrated mold frame according to the first embodiment of the present invention will be described in detail with reference to FIGS. 14A to 18B.

14A to 18B are cross-sectional views illustrating a method of manufacturing the integrated mold frame according to the first embodiment of the present invention.

First, as shown in FIGS. 14A and 14B, the strength reinforcing means 130 is provided. Strength reinforcement means 130 is formed of a metal material and the support surface 131 is formed at the lower end, the connecting portion 135 formed perpendicular to the support surface 131, the strength reinforcing portion extending from the connecting portion 135 (139).

15A and 15B, the strength reinforcing means 130 is fixed to the fixing mold 210. Specifically, the strength reinforcing means 130 is fixed to the groove 205 formed in the fixing mold 210. The fixing part generating hole 207 in which the fixing part of the mold frame is to be formed by the strength reinforcing part 139 of the strength reinforcing means 130 is formed. Thereafter, as shown in FIGS. 16A and 16B, the movable mold 220 is connected to the fixed mold 210. The movable mold 220 includes a seat generation unit 209 on which a seat of the mold frame is to be formed. Since the fixed mold 210 and the movable mold 220 are connected, a seat generation hole 212 in which a seat is formed by the seat generation unit 209 is formed. As shown in FIG. 16B, the seat generating hole 212 is connected by the fixing part generating hole 207 and the contact generating hole 214. The movable mold 220 includes a resin injection hole 230 through which resin is injected, and the resin injection hole 230 is connected to the seat generation unit 209.

Next, as illustrated in FIGS. 17A and 17B, the resin material 235 is injected into the resin injection hole 230. Specifically, when the resin material 235 is injected into the resin injection hole 230, the resin material 235 enters the seat generation hole 212, and the resin material reaches the fixing part generation hole 207 through the contact part generation hole 214. 235 is injected. Thereafter, the resin material 235 is cured by heat or laser and the fixed mold 210 and the movable mold 220 are separated. Therefore, as shown in FIGS. 18A and 18B, an integrated mold frame 150 to which the mold frame 100 and the strength reinforcing means 130 are connected is formed.

As described above, in the integrated mold frame and the liquid crystal display including the same according to the present invention, the mold frame and the strength reinforcing means are attached to form the integrated mold frame. Specifically, the mold frame includes a fixing part having a constant width, and the strength reinforcing part of the strength reinforcing means is formed to surround the fixing part. Accordingly, the strength enhancing portion absorbs the impact applied from the outside of the liquid crystal display, thereby protecting the liquid crystal display panel and the backlight from the impact.

The mold frame also includes a protective wall. This protective wall prevents the side surface of the liquid crystal display panel from being damaged when the liquid crystal display panel moves.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims (27)

A mold frame and means for strengthening strength, The mold frame A mounting portion defining a position of the backlight assembly and supporting the liquid crystal display panel; A fixing part connected to the seating part and defining a position of the liquid crystal display panel; The strength strengthening means A support surface supporting a lower portion of the backlight assembly; And a strength reinforcing portion connected to at least a portion of the support surface and protruding outwardly from the support surface to surround at least a portion of the fixing portion including an inner surface of the fixing portion. The method according to claim 1, The mold frame And a hole formed between the seating portion and the fixing portion. 3. The method of claim 2, The strength reinforcing means And a connection part connecting the strength reinforcement part and the support surface and passing through the hole. 3. The method of claim 2, An integrated mold frame, characterized in that the width of the fixing portion is 0.5㎛ or more. The method of claim 3, Integral mold frame, characterized in that two or more strength reinforcement is formed. 6. The method of claim 5, The strength strengthening means And an inner wall connected to the inner side of the fixing part and connected to a portion of the support surface. The method of claim 3, And the strength reinforcing portion surrounds a portion of the outer wall of the fixing portion. 8. The method of claim 7, And said strength reinforcing portion is formed between an upper portion and a lower portion of an outer wall of said fixing portion. 8. The method of claim 7, And an auxiliary part connected to the fixing part and formed under the strength reinforcing part. 10. The method of claim 9, And the auxiliary part is formed to have the same width as the width of the strength reinforcing part. The method of claim 3, The strength reinforcing unit is integrally molded frame, characterized in that to surround the entire outer surface of the fixing portion. 12. The method of claim 11, The strength reinforcing portion is integral mold frame, characterized in that formed to the lower portion of the fixing portion. 3. The method of claim 2, The mold frame And a protective wall extending from an upper side of the seating portion and protecting a side surface of the liquid crystal display panel. 14. The method of claim 13, The mold frame is an integral mold frame, characterized in that formed of a plastic material. 3. The method of claim 2, The strength reinforcing means is a unitary mold frame, characterized in that formed of a metal material. delete delete A liquid crystal display panel for displaying an image; A backlight assembly supplying light to the liquid crystal display panel; An integrated mold frame accommodating the liquid crystal display panel and the backlight assembly; The unitary mold frame is A mold frame and means for strengthening strength, The mold frame A mounting part defining a position of the backlight assembly and supporting the liquid crystal display panel; A fixing part defining a position of the liquid crystal display panel and connected to the seating part; The strength reinforcing means A support surface supporting a lower portion of the backlight assembly; And an intensity reinforcing part connected to at least a portion of the support surface and protruding outward from the support surface to surround the inner side surface and the outer wall of the fixing portion. 19. The method of claim 18, The mold frame And a hole formed between the seating part and the fixing part. The method of claim 19, The strength reinforcing means And a connection part connecting the strength reinforcing part and the support surface and passing through the hole. The method of claim 19, The fixed portion has a width of 0.5 μm or more. 19. The method of claim 18, 2. The liquid crystal display of claim 2, wherein at least two strength enhancing portions are formed. 19. The method of claim 18, And the strength reinforcing portion is formed between an upper portion and a lower portion of an outer surface of the fixing portion. 19. The method of claim 18, And the strength reinforcing portion is formed to a lower portion of an outer wall of the fixing portion. 19. The method of claim 18, The mold frame And a protective wall extending from an upper side of the seating portion and formed between the liquid crystal display panel and an inner surface of the strength enhancing portion and protecting a side surface of the liquid crystal display panel. 26. The method of claim 25, The mold frame is formed of a plastic material. 19. The method of claim 18, And the strength reinforcing means is formed of a metallic material.

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